[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 51.821480][ T23] audit: type=1800 audit(1578467666.612:25): pid=8307 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 51.852349][ T23] audit: type=1800 audit(1578467666.612:26): pid=8307 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 51.890406][ T23] audit: type=1800 audit(1578467666.612:27): pid=8307 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.54' (ECDSA) to the list of known hosts. 2020/01/08 07:14:35 fuzzer started 2020/01/08 07:14:37 dialing manager at 10.128.0.26:35703 2020/01/08 07:14:37 syscalls: 2824 2020/01/08 07:14:37 code coverage: enabled 2020/01/08 07:14:37 comparison tracing: enabled 2020/01/08 07:14:37 extra coverage: enabled 2020/01/08 07:14:37 setuid sandbox: enabled 2020/01/08 07:14:37 namespace sandbox: enabled 2020/01/08 07:14:37 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 07:14:37 fault injection: enabled 2020/01/08 07:14:37 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 07:14:37 net packet injection: enabled 2020/01/08 07:14:37 net device setup: enabled 2020/01/08 07:14:37 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 07:14:37 devlink PCI setup: PCI device 0000:00:10.0 is not available 07:14:38 executing program 0: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0xaf01, 0x0) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4008af03, 0x0) 07:14:38 executing program 1: sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="240000000201010000409fbc60e1303c0900000010000200040001000800020004b05500"], 0x24}}, 0x0) r0 = socket$inet(0x10, 0x3, 0xc) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000011fc8)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000000240)="24000000010507031dfffd946ff20c0020200a0009000200021d8568031baba20400ff7e", 0x24}], 0x14}, 0x0) syzkaller login: [ 63.609901][ T8473] IPVS: ftp: loaded support on port[0] = 21 [ 63.767919][ T8473] chnl_net:caif_netlink_parms(): no params data found 07:14:38 executing program 2: r0 = socket$inet6_udplite(0xa, 0x2, 0x88) r1 = socket$kcm(0xa, 0x2, 0x73) dup3(r1, r0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @rand_addr="fef4f6a55961dfb26c37f24ba58fdcc0", 0x1000}, 0x1c) [ 63.845565][ T8473] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.854830][ T8473] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.865488][ T8473] device bridge_slave_0 entered promiscuous mode [ 63.885430][ T8473] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.893322][ T8476] IPVS: ftp: loaded support on port[0] = 21 [ 63.902399][ T8473] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.910525][ T8473] device bridge_slave_1 entered promiscuous mode [ 63.966422][ T8473] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.987795][ T8473] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.061897][ T8473] team0: Port device team_slave_0 added [ 64.078341][ T8478] IPVS: ftp: loaded support on port[0] = 21 07:14:38 executing program 3: creat(&(0x7f0000000400)='./file0\x00', 0x0) io_setup(0x0, 0x0) openat$vga_arbiter(0xffffffffffffff9c, 0x0, 0x0, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000140)={0x0, 0x1000000006}, 0x4) setsockopt$packet_fanout_data(0xffffffffffffffff, 0x107, 0x16, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r1, &(0x7f0000000080)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x19}}, 0x10) connect$inet(r1, &(0x7f0000000240)={0x2, 0x0, @multicast2}, 0x10) sendmmsg(r1, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) [ 64.102570][ T8473] team0: Port device team_slave_1 added [ 64.174596][ T8473] device hsr_slave_0 entered promiscuous mode [ 64.222350][ T8473] device hsr_slave_1 entered promiscuous mode [ 64.273456][ T8476] chnl_net:caif_netlink_parms(): no params data found [ 64.311985][ T8481] IPVS: ftp: loaded support on port[0] = 21 07:14:39 executing program 4: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$bpf(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000180)='bpf\x00', 0x0, 0x0) mount$overlay(0x400000, &(0x7f0000000100)='./file0\x00', &(0x7f00000001c0)='overlay\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB=',lowerdir=.:file0']) open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) chdir(&(0x7f0000000080)='./file0\x00') r0 = open(&(0x7f00000002c0)='./bus\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x12, r0, 0x0) [ 64.465882][ T8476] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.476556][ T8476] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.484914][ T8476] device bridge_slave_0 entered promiscuous mode [ 64.527468][ T8476] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.553874][ T8476] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.561793][ T8476] device bridge_slave_1 entered promiscuous mode [ 64.651740][ T8484] IPVS: ftp: loaded support on port[0] = 21 07:14:39 executing program 5: r0 = socket$pppoe(0x18, 0x1, 0x0) connect$pppoe(r0, &(0x7f0000000240)={0x18, 0x0, {0x100003, @local, 'ip6_vti0\x00'}}, 0x1e) write$binfmt_script(r0, &(0x7f0000000080)={'#! ', './file0'}, 0xb) [ 64.695035][ T8473] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 64.777131][ T8473] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 64.825547][ T8476] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.847650][ T8476] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.869096][ T8476] team0: Port device team_slave_0 added [ 64.879556][ T8473] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 64.934881][ T8473] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.977295][ T8476] team0: Port device team_slave_1 added [ 64.990726][ T8487] IPVS: ftp: loaded support on port[0] = 21 [ 64.997214][ T8478] chnl_net:caif_netlink_parms(): no params data found [ 65.063963][ T8476] device hsr_slave_0 entered promiscuous mode [ 65.112489][ T8476] device hsr_slave_1 entered promiscuous mode [ 65.152183][ T8476] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.159939][ T8476] Cannot create hsr debugfs directory [ 65.166082][ T8481] chnl_net:caif_netlink_parms(): no params data found [ 65.218364][ T8478] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.226055][ T8478] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.234784][ T8478] device bridge_slave_0 entered promiscuous mode [ 65.244445][ T8478] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.251506][ T8478] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.259364][ T8478] device bridge_slave_1 entered promiscuous mode [ 65.306126][ T8478] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.339161][ T8478] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.349169][ T8481] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.356479][ T8481] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.364897][ T8481] device bridge_slave_0 entered promiscuous mode [ 65.375601][ T8481] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.382767][ T8481] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.390525][ T8481] device bridge_slave_1 entered promiscuous mode [ 65.431935][ T8481] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.457820][ T8478] team0: Port device team_slave_0 added [ 65.468947][ T8478] team0: Port device team_slave_1 added [ 65.484643][ T8481] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.604947][ T8478] device hsr_slave_0 entered promiscuous mode [ 65.652542][ T8478] device hsr_slave_1 entered promiscuous mode [ 65.692230][ T8478] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.699840][ T8478] Cannot create hsr debugfs directory [ 65.717925][ T8476] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 65.785553][ T8481] team0: Port device team_slave_0 added [ 65.791344][ T8476] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 65.844735][ T8487] chnl_net:caif_netlink_parms(): no params data found [ 65.870475][ T8481] team0: Port device team_slave_1 added [ 65.877160][ T8476] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 65.923042][ T8484] chnl_net:caif_netlink_parms(): no params data found [ 65.957082][ T8476] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 66.094802][ T8481] device hsr_slave_0 entered promiscuous mode [ 66.163076][ T8481] device hsr_slave_1 entered promiscuous mode [ 66.202182][ T8481] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.209790][ T8481] Cannot create hsr debugfs directory [ 66.259188][ T8487] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.267414][ T8487] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.276860][ T8487] device bridge_slave_0 entered promiscuous mode [ 66.287108][ T8487] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.295605][ T8487] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.305136][ T8487] device bridge_slave_1 entered promiscuous mode [ 66.319285][ T8484] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.326847][ T8484] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.334734][ T8484] device bridge_slave_0 entered promiscuous mode [ 66.371591][ T8484] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.380785][ T8484] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.389037][ T8484] device bridge_slave_1 entered promiscuous mode [ 66.410120][ T8473] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.417846][ T8478] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 66.469155][ T8487] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.492855][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.500864][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.513446][ T8478] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 66.534841][ T8487] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.567860][ T8484] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.577436][ T8478] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 66.624699][ T8478] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 66.655173][ T8487] team0: Port device team_slave_0 added [ 66.662912][ T8473] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.674844][ T8484] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.713963][ T8487] team0: Port device team_slave_1 added [ 66.728673][ T8484] team0: Port device team_slave_0 added [ 66.737753][ T8484] team0: Port device team_slave_1 added [ 66.743852][ T8481] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 66.786528][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.795861][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.804415][ T2723] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.811692][ T2723] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.819992][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.828778][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.837446][ T2723] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.844519][ T2723] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.852343][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.935667][ T8487] device hsr_slave_0 entered promiscuous mode [ 66.972611][ T8487] device hsr_slave_1 entered promiscuous mode [ 67.012223][ T8487] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.019826][ T8487] Cannot create hsr debugfs directory [ 67.027741][ T8481] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 67.075351][ T8481] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 67.124881][ T8481] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 67.180567][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.211617][ T2903] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.221733][ T2903] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.230518][ T2903] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.241821][ T2903] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.303725][ T8484] device hsr_slave_0 entered promiscuous mode [ 67.352457][ T8484] device hsr_slave_1 entered promiscuous mode [ 67.392409][ T8484] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.399976][ T8484] Cannot create hsr debugfs directory [ 67.419111][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.428491][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.469586][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.480589][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.489464][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.500618][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.515356][ T8476] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.528602][ T8473] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.606230][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.614693][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.641496][ T8473] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.661027][ T8487] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 67.715400][ T8487] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 67.784960][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.792870][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.814706][ T8478] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.834408][ T8476] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.841196][ T8484] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 67.883902][ T8487] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 67.933019][ T8481] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.955692][ T8484] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 67.998059][ T8484] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 68.035165][ T8484] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 68.084720][ T8487] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 68.125052][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.133942][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.142439][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.149471][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.157146][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.166087][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.175038][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.183754][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.192267][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.199305][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.206893][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.216448][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.224231][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.232528][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.252403][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.260893][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.270775][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.279875][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.288789][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.309370][ T8478] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.317832][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.325719][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.334547][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.342737][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.350757][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.359847][ T8473] device veth0_vlan entered promiscuous mode [ 68.373577][ T8473] device veth1_vlan entered promiscuous mode [ 68.387791][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.395744][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.406458][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.414878][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.423531][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.431638][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.440442][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.448937][ T2723] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.456014][ T2723] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.464174][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.472837][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.481081][ T2723] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.488166][ T2723] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.496493][ T2723] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.513540][ T8476] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.525116][ T8476] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.567130][ T8481] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.578279][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 68.587385][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.595975][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.607965][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.616822][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.625839][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.634484][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.643125][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.651492][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.660714][ T2886] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.680425][ T8478] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 68.692592][ T8478] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.717481][ T2918] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.728766][ T2918] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.740808][ T2918] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.751737][ T2918] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.765714][ T2918] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.776197][ T2918] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.788097][ T2918] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.795171][ T2918] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.808171][ T2918] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.820463][ T2918] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.834267][ T2918] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.841423][ T2918] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.860518][ T2918] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.869746][ T2918] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.882968][ T2918] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.918461][ T8476] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.978592][ T8476] device veth0_vlan entered promiscuous mode [ 68.999318][ T8476] device veth1_vlan entered promiscuous mode [ 173.772015][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 173.778818][ C1] rcu: 1-....: (1 GPs behind) idle=9da/1/0x4000000000000002 softirq=13918/13920 fqs=5250 [ 173.788929][ C1] (t=10502 jiffies g=6645 q=800) [ 173.793938][ C1] NMI backtrace for cpu 1 [ 173.798256][ C1] CPU: 1 PID: 8473 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 173.806814][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.817011][ C1] Call Trace: [ 173.820277][ C1] [ 173.823551][ C1] dump_stack+0x1fb/0x318 [ 173.827862][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 173.832702][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 173.838840][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 173.844897][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 173.850856][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 173.856724][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 173.861815][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 173.867001][ C1] ? trace_hardirqs_off+0x74/0x80 [ 173.872133][ C1] update_process_times+0x12d/0x180 [ 173.877333][ C1] tick_sched_timer+0x263/0x420 [ 173.882166][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 173.887693][ C1] __hrtimer_run_queues+0x403/0x840 [ 173.892907][ C1] hrtimer_interrupt+0x38c/0xda0 [ 173.897834][ C1] ? debug_smp_processor_id+0x9/0x20 [ 173.903147][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 173.908690][ C1] apic_timer_interrupt+0xf/0x20 [ 173.913605][ C1] [ 173.916525][ C1] RIP: 0010:free_thread_stack+0x151/0x590 [ 173.922218][ C1] Code: 31 f6 e8 02 8d 6f 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 73 94 6a 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 <74> 08 48 89 df e8 55 94 6a 00 48 8b 3b be fc ff ff ff e8 28 04 00 [ 173.941800][ C1] RSP: 0018:ffffc90001df7bd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 173.950285][ C1] RAX: 1ffff11014600861 RBX: ffff8880a3004308 RCX: 0000000000000000 [ 173.958233][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002596400 [ 173.966875][ C1] RBP: ffffc90001df7c08 R08: 000000000003a728 R09: ffffed1014e9c291 [ 173.974927][ C1] R10: ffffed1014e9c291 R11: 0000000000000000 R12: ffff8880a30043a0 [ 173.982895][ C1] R13: dffffc0000000000 R14: 1ffff11014600874 R15: ffff8880a74e1478 [ 173.990855][ C1] put_task_stack+0xa3/0x130 [ 173.995594][ C1] finish_task_switch+0x3f1/0x550 [ 174.000596][ C1] __schedule+0x9a8/0xcc0 [ 174.004904][ C1] schedule+0x181/0x210 [ 174.009039][ C1] do_nanosleep+0x1d0/0x6c0 [ 174.013572][ C1] hrtimer_nanosleep+0x3a6/0x5b0 [ 174.018487][ C1] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 174.024286][ C1] __x64_sys_nanosleep+0x186/0x1d0 [ 174.029388][ C1] do_syscall_64+0xf7/0x1c0 [ 174.033883][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.039763][ C1] RIP: 0033:0x4593f0 [ 174.043636][ C1] Code: c0 5b 5d c3 66 0f 1f 44 00 00 8b 04 24 48 83 c4 18 5b 5d c3 66 0f 1f 44 00 00 83 3d 41 f5 61 00 00 75 14 b8 23 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 d4 d1 fb ff c3 48 83 ec 08 e8 ea 46 00 00 [ 174.063222][ C1] RSP: 002b:00007ffe21b98838 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 [ 174.071611][ C1] RAX: ffffffffffffffda RBX: 0000000000010c63 RCX: 00000000004593f0 [ 174.079557][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffe21b98840 [ 174.087520][ C1] RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000002894940 [ 174.095467][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 174.103427][ C1] R13: 00007ffe21b98890 R14: 0000000000010c63 R15: 00007ffe21b988a0